Record Linkage and Matching in Survey Research |Biomedgrid

Sample surveys are usually conducted through a well predetermined survey design, a questionnaire designs and a tightly controlled data collection process. And survey data are collected through a single survey in survey research. A high level of quality of survey data collected in this manner is an advantage, while some practical constraints imposed on the survey are limitations. In essence, the sample survey has survey time and survey cost constraints. And recently, the survey response rate and the coverage rate of the target population are on the decline and the response burden of respondents is on the rise.